FULLTONE USA WAHFULL wah wah equalizer The Final Booster is a

The Final Booster is a full-range booster that emphasizes the sound quality by boosting it up to 20db

covering more than the full range of a traditional piano keyboard

while adding a dynamic of warmth

a powerful tone-sculpting tool whose nuts and bolts increase exponentially as utility increases linearly

FULLTONE USA WAHFULL wah wah equalizer The Final Booster is aDesigned to be used as a fixed wah, it features a volume control, 3 selectable range modes (wacked, Jimi, and shaft), a pickup compensator (so humbuckers are ok), JFET input and output buffers. These buffers completely isolate the circuit from outside influence and are only in play when the pedal is on, giving it a much broader range of wah effect, interfacing with all types of PU's better, and working with any amp whether it be hi gain or clean.